Finding the Fourth Proportional to 491,293.27, 677,997.97 and 276,440.97
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Solution
The fourth proportional to 491,293.27, 677,997.97 and 276,440.97 is: 381,496.00
Step by Step Solution
- Step 1: Write the proportion equation
491,293.27 : 677,997.97 = 276,440.97 : x - Step 2: Convert to fraction form
491,293.27/677,997.97 = 276,440.97/x - Step 3: Cross multiply
491,293.27x = 677,997.97 × 276,440.97 - Step 4: Simplify right side
491,293.27x = 187,426,418,336.22 - Step 5: Solve for x
x = 187,426,418,336.22/491,293.27 - Step 6: Final answer
x = 381,496.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.